116645479 has 2 divisors, whose sum is σ = 116645480. Its totient is φ = 116645478.

The previous prime is 116645429. The next prime is 116645509. The reversal of 116645479 is 974546611.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 116645479 - 2¹⁵ = 116612711 is a prime.

It is a super-2 number, since 2×116645479² = 27212335542278882, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (116645429) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 58322739 + 58322740.

It is an arithmetic number, because the mean of its divisors is an integer number (58322740).

Almost surely, 2^116645479 is an apocalyptic number.

116645479 is a deficient number, since it is larger than the sum of its proper divisors (1).

116645479 is an equidigital number, since it uses as much as digits as its factorization.

116645479 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 181440, while the sum is 43.

The square root of 116645479 is about 10800.2536544287. The cubic root of 116645479 is about 488.6028212244.

The spelling of 116645479 in words is "one hundred sixteen million, six hundred forty-five thousand, four hundred seventy-nine".